Enjoy as is, or top with a few banana slices or a sprinkle of cinnamon for extra flavor.
Add the diced onion to the pot. Cook until the onion has softened and is turning translucent, about 5 minutes.
Add the minced garlic to the pot and cook for another minute.
Add the diced tomatoes with juice, chicken broth, chopped carrots, and Italian seasoning to the pot. Bring the mixture to a simmer.
Lower the heat and let it simmer for about 15 minutes, or until the carrots are tender.
Add the chopped spinach to the pot and cook for another minute, just until the spinach wilts.
Season with salt and pepper to taste.
Ladle the soup into bowls and sprinkle with grated Parmesan cheese if desired.